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A & P Unit 3 > Ch. 15 Senses > Flashcards

Ch. 15 Senses Flashcards

1
Q

On Occasion Our

A

Olfactory

Optic

Oculomotor

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2
Q

Trusty Truck

A

Trochlear

Trigeminal

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3
Q

Acts Funny

A

Abducens

Facial

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4
Q

Very Good Vehicle

A

Vestibuleocochlear

Glossopharyngeal

Vagus

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5
Q

Any How

A

Accessory

Hypoglossal

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6
Q

Roman Numeral

1

A

I

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7
Q

Roman Numeral

2

A

II

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8
Q

Roman Numeral

3

A

III

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9
Q

Roman Numeral

4

A

IV

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10
Q

Roman Numeral

5

A

V

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11
Q

Roman Numeral

6

A

VI

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12
Q

Roman Numeral

7

A

VII

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13
Q

Roman Numeral

8

A

VIII

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14
Q

Roman Numeral

9

A

IX

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15
Q

Roman Numeral

10

A

X

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16
Q

Roman Numeral

11

A

XI

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17
Q

Roman Numeral

12

A

XII

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18
Q

I. Olfactory

A

smell

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19
Q

II. Optic Nerve

A

Vision

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20
Q

III. Oculomotor

A

eye muscles

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21
Q

IV. Trochlear

A

muscle of the eye

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22
Q

V. Trigeminal

A

(motor) chewing
(sensory) innovate face

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23
Q

VI. Abducens

A

moves eyes laterally (ABduct-away)

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24
Q

VII. Facial Nerve

A

innervates muscle for facial expression and taste

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25
Q

VIII. Vestibulocochlear

A

hearing balance

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26
Q

IX. Glossopharyngeal

A

taste and innervates tongue and pharynx

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27
Q

X. Vagus Nerve

A

Taste and abdomen and thorax

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28
Q

XI. Accessory nerve

A

part of the vagus nerve

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29
Q

XII. Hypoglossal

A

moves tongue

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30
Q

Some Say Marry Money But My Brother Says Big Brains Matter More

A

Sensory

Sensory

Motor

Motor

Both

Motor

Both

Sensory

Both

Both

Motor

Motor

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31
Q

Chemoreceptors

A

taste buds and olfactory epithelium

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32
Q

photoreceptors

A

rods and cones

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33
Q

thermoreceptors

A

temperature; respond to hot and cold

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34
Q

mechanoreceptors

A

corpuscles that sense pressure

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35
Q

proprioceptors

A

senses body position

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36
Q

cutaneous receptors

A

skin, touch, cold, pain, pressure and vibration

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37
Q

nociceptors

A

pain; responds to damage or “threat”

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38
Q

receptive field and acuity

A

sensory receptor in the fingertips

larger areas; 2 point touch threshold

the ability to distinguish the minimum distance of the 2 point touch

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39
Q

smell, taste, sight =

A

hearing, equilibrium

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40
Q

chemical senses

A

smell and taste

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41
Q

10,000 tastebuds

A

most are on the tongue but some are on palate, larynx, etc.

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42
Q

taste buds are found in the

A

papillae of the tongue

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43
Q

circumvallate

A

largest and most numerous

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44
Q

filiform

A

white fuzzy tips

does not contain taste buds

just for texture

45
Q

gustatory cells

A

taste, chemoreceptors

46
Q

gustatory hairs

A

long microvilli

47
Q

Structural differences between tastebuds

A

there are none

48
Q

5 basic taste sensations

A

sweet

salty

sour

bitter

umami (savory)

49
Q

sweet

A

sugar alcohols, amino acids

50
Q

salty

A

metal ions

51
Q

sour

A

hydrogen ions

52
Q

bitter

A

alkaloids

53
Q

umami

A

amino acids-glutamate (meaty flavors)

54
Q

Taste is

A

80% smell

55
Q

thermo, mechano, and noci all

A

influence taste

56
Q

Temperature can

A

enhance or distract from taste

57
Q

Sense of smell

A

olfactory epithelium

58
Q

olfactory epithelium

A

organ of smell

covers the roof of our nasal cavity

59
Q

Inner ear functions with

A

equilibrium and hearing

60
Q

The inner ear is the

A

bony labyrinth and membranous labyrinth

61
Q

The middle ear is involved with

A

hearing

62
Q

the middle ear is known as the

A

tympanic cavity

63
Q

the middle ear bones

A

ear ossicles (bones)

malleus, incus and stapes

(also known as the hammer, anvil and stirrup)

64
Q

Ear Model

be able to label

A

vestibule, cochlea, semicircular canals

65
Q

the outer ear is involved with

A

hearing

66
Q

auricle (pinna) funnels

A

sound

67
Q

Ear Model

be able to label

A

external auditory canal

68
Q

what does the ceruminous gland produce?

A

wax

69
Q

the tympanic membrane is also know as the

A

eardrum

70
Q

the tympanic membrane transfers

A

sound energy to the middle ear

71
Q

the tympanic membrane is the boundary between

A

the outer and middle ear

72
Q

the cochlea is divided into

A

3 chambers

scala vestibuli, scalamedia, scala tympani

73
Q

Ear Model

be able to label

A

scala vestibuli, scalamedia and scala tympani

74
Q

70% of all sensory receptors are in the

A

eye

75
Q

eye accessories are

A

eyebrows, eyelids, eyelashes and lacrimal gland

76
Q

the eyebrows

A

shade sunlight, prevent sweat from going into eye

77
Q

the eyelids

A

allow blinking, prevent the eye from drying out

78
Q

the eyelashes

A

reflex to cause you to blink; protective to the eye

79
Q

the lacrimal gland

A

secretes solution; keeps the eye moist

80
Q

diplopia

A

double vision

how can it be treated?

exercise, wear a patch or surgery

81
Q

sclera

A

protects the eye

anchors extrinsic (6) muscles

82
Q

cornea

A

lets light into the eye

83
Q

choroid region

A

absorbs light; keeps light from reflecting and scattering

84
Q

ciliary body

A

anchors the suspensory ligament that holds the lense in place

85
Q

iris

A

the colored part of the eye

located between the lense and cornea

86
Q

retina

A

2 layered membrane that absorbs light and prevents light from scattering

87
Q

Eye Model

be able to label

A

optic disc

(no photoreceptors; blind spot)

and ganglion cells

88
Q

optic disc

A

where the nerve leaves the eye

89
Q

photoreceptors

A

rods and cones

90
Q

rods respond to

A

dim light

91
Q

cones respond to

A

bright light

92
Q

color blindness is the

A

lack of one or more types of cones (blue, red or green)

93
Q

What percentage of men are colorblind?

A

8%

94
Q

What percentage of women are colorblind?

A

.5%

95
Q

Most common type of color blindness is

A

red and green

96
Q

Color blindness is chromosome-linked; mothers give this to their

A

sons

97
Q

night blindness is caused by a prolonged

A

deficiency in Vitamin A

98
Q

the lens is

A

biconvex

transparent

flexible and

avascular

99
Q

the lens allows precise

A

focusing of light on the retina

100
Q

the lense is thickest in the

A

center

101
Q

cataracts

A

the lens becomes cloudy,

related to age

becomes hardened and thickened

102
Q

myopia

A

nearsighted

103
Q

hyperopia

A

farsighted

104
Q

presbyopia

A

bifocal

reading glasses

105
Q

astigmatism

A

unequal curvature of lens or cornea

106
Q

Eye Model

be able to label

A

optic disc

sclera

cornea

iris

pupil

lens

retina

optic nerve

fovea

aqueous humor

vitreous humor

107
Q

Eye model

be able to label

A

superior oblique

inferior oblique

superior rectus

inferior rectus

lateral rectus

medial rectus

108
Q

ear model

be able to label

A

pinna (auricle)

cochlea

vestibule

semicircular canals

tympanic membrane

malleus (hammer)

incus (anvil)

stapes (stirrup)

pharyngotympanic tube (eustachian tube/auditory tube)

external acoustic meatus (auditory canal)

109
Q
A

A & P Unit 3 (3 decks)

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